Will changing U.S. immigration laws help or hurt American-born workers? WSJ's Sara Murray discusses how a meatpacking plant in northeastern Colorado can offer clues. Photo: Matthew Staver for The Wall Street Journal.

This transcript has been automatically generated and may not be 100% accurate.

... ay ay mm mm ... will ... Rachel is help for her American born workers ... Samaras came to one story the Journal today ... with Sally meatpacking plant in northeastern Colorado can offer clues ... she joins us now so you're on the Quay Anglican big story there ... you're on vacation still so dedicated joining us today ... think you're doing that ... eight am I listen to me for ... the first human in this plan what was your reaction or Esau ... I did I did get a gun to Meatpacking bandages trade ear Aneel isn't very interesting experience is that clearly it very difficult Jonathan you were talking about ... standing for eight hours a day working sixty to seventy pound slabs in me sch yes some of the areas that are ... really high others are really cool there's no rivers and blundering along the florist and ... this can be really messy business ... the plan is to list that includes the Meatpacking plant in Greeley Colorado ... how does that plan was going on their ... high into the larger picture and questions about immigration and immigration reform ... this is a question and you know as we're looking at overhauling immigration lies in welcoming new integrated in legalizing the ones who earned here make it harder for Americans to get the kind of jobs in the coming week is the need to live on and so ... this week I ... was actually a great place to look at that because they ... went to rain where federal immigration officials can't or about seven years gonna rounded up hundreds of ... undocumented immigrants and then ... leader of the ... Somali inner needs East African refugees had it coming and instilling the Johnson what was really interesting is he now they didn't end up driving down we chains are reducing salt ... and fat people that ... this is because it's so hard to bring in workers here ... to tell ... some of the word you spent the day he spent some time talking to some of the work is a plan ... and tell us what they had to say ... like it was really interesting is a lot of the workers particularly the refugees United doing this because it's the only job they can get a say we're not competing with Americans for jobs Americans can speak English than education ... than at any education in this country we entered daylight grasp of English speaking about all ... this is nearly double that of France units a thirteen bucks an hour ... it's a pretty good job ... but their death only Americans in town who are unemployed he said they apply for jobs at the plant ... and didn't get a call back in the were particularly concerned that you know maybe allowing all these other immigrants and with preventing them from getting shot ... this increase in Washington right ... yet as ... normal ... it will be ... getting more on the ground in the killing more than the packing plant ... but how does that translate to what's going on in Washington ... I think this is us on the ground look at Dino do Americans really wanna do these jobs do they really love working in meatpacking and what happens when we bring in new immigrants ... and the results in this case is it's kind of money yet wages in kitchen and found that there definitely are certain people ... in a lesser skilled Americans who feel like they've been driven out of the labor market and I think this is gonna be really contentious part of the DP as we see Congress come back from the August recess and start to take this up again ... they're really concerned about ... half the policies they can end up hurting the lights are still down lower paid American workers ... the MDC talk about ... how much of this is ... a domestic issue an amateur this really is an international issue probably just ... how much does the international market is ... thriving wages and wage growth or lack of which grow ... I think this battle or is it the international market for Lead firmware always been at people who are now coming in and take these lesser skilled jobs even if Americans don't want them the flipside of that is well aware that I mean should we be offering higher reaches for positions like this ... that I really difficult ... writes that ... the vacation I like to have too much to vacation time ... thing to do in this with this this morning ... ATO